Powered by Made-in-China.com
Step Down Efd30 Efd Series Switching Power Supply Transformer
US$0.10-1.00
500 Pieces
Product profile
Customization
AvailableApplication
Power, Electronic, Instrument, Lighting, Rectifier, AudioPhase
SingleModel NO.
EFDCore
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Multi-winding TransformerCertification
ISO9001Usage
Single-phase TransformerFrequency Characteristics
High FrequencyShape of Core
EfdOperating Temperature
-40℃to +125℃Storage Temperature
-25℃to+85℃Customize
YesModel
Ee/Eel/Ei/Ec/Er/Ef/Efd/Etd/Pot/Pq/RM/Uu/UF/GuTransport Package
Export Standard Carton and Strong PalletSpecification
EFD Series High Frequency TransformerOrigin
ZhejiangProduction Capacity
200000 PCS/MonthCompany profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.54h
AI-Powered supplier vetting
SummaryHANGZHOU UDWELLS TECHNOLOGY CO. Ltd. was founded in 2008 and reports a self-built plant exceeding 15,000 square meters, more than 10 production lines, Europe as a primary export market, and peak-season order fulfillment within 15 working days. It provides multiple customization options, ODM services, and has launched new products within the past year. The supplier also reports OEM service for well-known brands and quality assurance in its quality-control processes. However, no R&D audit documentation, SDK, approved-supplier list, written service procedures, corrective/preventive-action procedures, or complaint-handling procedures were available. Overseas warehouses, showrooms, agents or branches, and offline trade-show participation were not reported. Financial information is insufficient for a credibility judgment, and sustainability-related fire-drill and environmental-assessment status is unknown.
After-Sales capabilityTechnology engineers are responsible for technical support during production and after-sales service, but the supplier has no written procedures or records for effective service assessment, corrective and preventive actions, or customer complaint handling. It also has no overseas warehouse, showroom, agent, or branch, limiting evidence of structured or localized after-sales support.
R&D capabilityThe supplier reports new products within the past year, ODM capability, customization-related R&D services, and use of PS and CAD. It also reports OEM service for well-known brands. Countervailing evidence includes only one year of total R&D engineer experience, no available SDK, and no R&D design-input, output, review, verification, or validation documents for audit.
Production capacityThe supplier reports a self-built plant exceeding 15,000 square meters, more than 10 production lines, complete testing facilities, and peak-season order fulfillment within 15 working days. These explicit operating-scale and delivery statements support a production-capability advantage, although the number of quality-control staff is listed as unavailable.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, flexible customization, and minor customization. It also provides ODM services, demonstrating broad stated customization coverage.
Client casesThe supplier states that it provides OEM services for well-known brands and identifies Europe as a primary export market. These statements indicate some brand and export experience, but no customer names, project details, order references, or verifiable case documentation are provided.
Send Inquiry
*To:
Hangzhou Udwells Technology Co., Ltd.
Hangzhou Udwells Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
220V 12V Efd Series Efd30 Flyback High Frequency Transformer for Switching Power Supply
US$0.20-0.80
1,000 Pieces(MOQ)
Step up Down Transformer Switching Power Supply Lighting Transformer
US$0.10-0.80
1,000 Pieces(MOQ)
Flyback Switching High Frequency Step Down Power Transformer For Power Supply
US$0.68-0.72
500 Pieces(MOQ)
10kv S11-M Series Hermetically Sealed Isolation Oil-Immersed Step-Down Power Supply Transformer
US$1,299.00-2,999.00
1 Piece(MOQ)
Toroidal Step Down Power Transformer for Switching Power Supply
US$5.00-20.00
500 Pieces(MOQ)
Factory Price High frequency switching power supply transformer EFD/EE series
US$1.32-1.45
200 Pieces(MOQ)
Step Down Transformer Toroidal Transformer for Switching Power Supply
US$8.00-35.00
500 Pieces(MOQ)
Ef25 SMPS Power Supply Current Step Down Switching Flyback High Frequency Transformer
US$0.08-0.60
100 Pieces(MOQ)
Ee Pq Etd RM Efd EPC Eer SMPS Flyback Power Supply Step up Down Transformer
US$0.20-1.00
500 Pieces(MOQ)
High Quality Three Phase Stack Core Series Step Down Transformer for Commercial Building Power Supply
US$2,800.00-60,000.00
5 Pieces(MOQ)
Tc Series Voltage Power Supply Step up Down Transformer
US$19.56-20.05
30 Pieces(MOQ)
Customized Switching Power Supply Copper Wire Power Transformer Toroidal Core Step up Down Transformer
US$0.60-1.65
1,000 Pieces(MOQ)
8mva Sz Series Oil Immersed Distribution Transformer Sz8000kVA 33kv Step Down Transformer for Factory Power Supply
US$350.00-2,500.00
1 Piece(MOQ)
10kv S11-M Series Hermetically Sealed Isolation Oil-Immersed Step-Down Power Supply Transformer
US$500.00-2,000.00
1 Piece(MOQ)



















